Convert to new override syntax

This is the result of automated script conversion:

scripts/contrib/convert-overrides.py <oe-core directory>

converting the metadata to use ":" as the override character instead of "_".

(From OE-Core rev: 42344347be29f0997cc2f7636d9603b1fe1875ae)

Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

meta/recipes-graphics/xwayland/xwayland_21.1.2.bb

@@ -35,10 +35,10 @@ PACKAGECONFIG[openssl] = "-Dsha1=libcrypto,,openssl"
 PACKAGECONFIG[nettle] = "-Dsha1=libnettle,,nettle"
 PACKAGECONFIG[gcrypt] = "-Dsha1=libgcrypt,,libgcrypt"
 
-do_install_append() {
+do_install:append() {
     # remove files not needed and clashing with xserver-xorg
     rm -rf ${D}/${libdir}/xorg/
 }
 
-FILES_${PN} += "${libdir}/xorg/protocol.txt"
+FILES:${PN} += "${libdir}/xorg/protocol.txt"